Patrick Y. Yang - Jun 5, 2025 Form 4 Insider Report for Sana Biotechnology, Inc. (SANA)

Role: Director
Signature: /s/ Bernard J. Cassidy, Attorney-in-Fact for Patrick Y. Yang
Stock symbol: SANA
Transactions as of: Jun 5, 2025
Transactions value $: $0
Form type: 4
Date filed: 6/9/2025, 04:38 PM
Previous filing: Jun 7, 2024
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Yang Patrick Y	Director	C/O SANA BIOTECHNOLOGY, INC., 188 EAST BLAINE STREET, SUITE 400, SEATTLE	/s/ Bernard J. Cassidy, Attorney-in-Fact for Patrick Y. Yang	2025-06-09	0001309988

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	SANA	Stock Option (Right to Buy)	Award	$0	+80K		$0.00	80K	Jun 5, 2025	Common Stock	80K	$2.55	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The option vests and becomes exercisable as to 100% of the underlying shares on the earlier of (i) June 5, 2026 and (ii) immediately prior to the 2026 annual meeting of stockholders of Sana Biotechnology, Inc. ("Sana"), provided that the reporting person provides continuous service to Sana through such date.